16215465046063 has 4 divisors (see below), whose sum is σ = 16215475056480. Its totient is φ = 16215455035648.

The previous prime is 16215465046061. The next prime is 16215465046069. The reversal of 16215465046063 is 36064056451261.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 16215465046063 - 2¹ = 16215465046061 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16215465045998 and 16215465046016.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16215465046061) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1956370 + ... + 6021487.

It is an arithmetic number, because the mean of its divisors is an integer number (4053868764120).

Almost surely, 2^{16215465046063} is an apocalyptic number.

16215465046063 is a deficient number, since it is larger than the sum of its proper divisors (10010417).

16215465046063 is an equidigital number, since it uses as much as digits as its factorization.

16215465046063 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10010416.

The product of its (nonzero) digits is 3110400, while the sum is 49.

The spelling of 16215465046063 in words is "sixteen trillion, two hundred fifteen billion, four hundred sixty-five million, forty-six thousand, sixty-three".